html,body{
    margin: 0;
    padding: 0;
    border: 0;
    width: 100%;
    height: 100%;
}
section,article{
    width: 750px;
    height: 1210px;
    background: url("../image/bj2x.png");
    background-size: 100% 100%;
    margin: 0 auto;
}
article{
    background: url("../image/686889267451709381.jpg");
    background-size: 100% 100%;
}
#img{
    text-align: center;
}
.logo{
    width: 30%;
    margin-top: 141px;
}
#btn{
    margin-top: 104px;
    text-align: center;
}
.img{
    margin-top: 16px;
}

/*第二个页面*/
#pic{
    width: 90%;
    background: url("../image/组 2.png") no-repeat;
    background-size: 100% 100%;
    position: relative;
    top: 60%;
    left: 0;
    margin: auto;
}
.pic-right {
    width: 42%;
    float: right;
    margin-top: 5%;
    margin-right: 5%;
}
.aaa{
    padding: 5%;
    text-align: center;
}
.pic-a{
    width: 100%;
    overflow: hidden;
}
.pic-left{
    width: 30%;
    float: left;
    margin-top: 11%;
    margin-left: 8%;
}
.pic-right{
    width: 43%;
    float: right;
    margin-top: 11%;
    margin-right: 8%;
}

form{
    margin: auto;
    text-align: center;
    margin:auto;
    position: relative;
}
input,button{
    height: 30px;
    width: 90%;
    margin: 10px;
    border-radius: 30px;
    border: 0;
    background: #F0EDE8;
    padding-left: 20px;
}
button{
    width: 90%;
    height: 40px;
    background: url("../image/button.png") no-repeat;
    background-size: 100% 100%;
    margin: 34px;
}
#btn-send{
    position: absolute;
    top: 88%;
    right: 5%;
    width: 110px;
    height: 22px;
    box-shadow: 1px 1px 1px #aaa;
    border-radius: 11px;
    font-size: 5px;
    overflow: hidden;
    text-decoration: none;
    padding: 0;
    text-align: center;
}

/*媒体查询*/
@media screen and (min-width: 300px) and (max-width: 360px){
    section,article{
        width: 100%;
        height: 100%;
        margin: 0;
    }
    .logo{
        width: 25%;
        margin-top: 91px;
    }
    #btn{
        width: 100%;
        margin-top: 84px;
    }
    .img{
        width: 80%;
        margin-top: 16px;
    }

    #pic{
        top: 56%;
    }
    .pic-right {
        width: 42%;
        margin-top: 5%;
        margin-right: 5%;
    }
    .pic-left{
        margin-top: 8%;
        margin-left: 8%;
    }
    .pic-right{
        width: 43%;
        margin-top: 10%;
        margin-right: 7%;
    }
    input{
        width: 85%;
        margin: 3px;
    }
    button{
        margin: 15px;
    }
    #btn-send{
        top: 81%;
        right: 7%;
    }
}
@media screen and (min-width: 361px) and (max-width: 450px){
    section,article{
        width: 100%;
        height: 100%;
        margin: 0;
    }
    .logo{
        width: 30%;
        margin-top: 141px;
    }
    #btn{
        width: 100%;
        margin-top: 94px;
    }
    .img{
        width: 80%;
        margin-top: 16px;
    }

    #pic{
        top: 56%;
    }
    .pic-right {
        width: 42%;
        margin-top: 5%;
        margin-right: 5%;
    }
    .pic-left{
        width: 30%;
        margin-top: 8%;
        margin-left: 8%;
    }
    .pic-right{
        width: 43%;
        margin-top: 10%;
        margin-right: 7%;
    }
    input{
        width: 85%;
        margin: 3px;
    }
    button{
        margin: 16px;
    }
    #btn-send{
        top: 84%;
        right: 7%;
    }
}
@media screen and (min-width: 451px) and (max-width: 720px){
    section,article{
        width: 100%;
        height: 1024px;
        margin: 0;
    }
    .logo{
        width: 35%;
        margin-top: 141px;
    }
    #btn{
        width: 100%;
        margin-top: 74px;
    }
    .img{
        width: 80%;
        margin-top: 16px;
    }

    .pic-right {
        width: 42%;
        float: right;
        margin-top: 5%;
        margin-right: 5%;
    }
    .pic-left{
        margin-top: 10%;
        margin-left: 10%;
    }
    .pic-right{
        width: 43%;
        margin-top: 10%;
        margin-right: 8%;
    }
    input{
        width: 85%;
        margin: 3px;
    }
    button{
        margin: 20px;
    }
    #btn-send{
        top: 85%;
        right: 7%;
    }
}
@media screen and (min-width: 721px) and (max-width: 1024px){
    section,article{
        width: 100%;
        height: 1280px;
        margin: 0;
    }
    .logo{
        width: 40%;
        margin-top: 211px;
    }
    #btn{
        width: 100%;
        margin-top: 94px;
    }
    .img{
        width: 80%;
        margin-top: 16px;
    }

    .pic-right {
        width: 42%;
        float: right;
        margin-top: 5%;
        margin-right: 5%;
    }
    .pic-left{
        margin-top: 13%;
        margin-left: 10%;
    }
    .pic-right{
        width: 43%;
        margin-top: 13%;
        margin-right: 8%;
    }
    input{
        width: 85%;
        margin: 3px;
    }
    button{
        margin: 33px;
    }
    #btn-send{
        top: 90%;
        right: 7%;
    }
}
@media screen and (min-width: 1025px) and (max-width: 1280px){
    section,article{
        width: 100%;
        height: 1280px;
        margin: 0 auto;
    }
    .logo{
        width: 40%;
        margin-top: 131px;
    }
    #btn{
        width: 100%;
        margin-top: 94px;
    }
    .img{
        width: 80%;
        margin-top: 16px;
    }

    .pic-right {
        width: 42%;
        float: right;
        margin-top: 5%;
        margin-right: 5%;
    }
    .pic-left{
        margin-top: 13%;
        margin-left: 10%;
    }
    .pic-right{
        width: 43%;
        margin-top: 13%;
        margin-right: 8%;
    }
    button{
        margin: 38px;
    }
    #btn-send{
        top: 92%;
    }
}